Shimano Ultegra SM-RT800-S Disc Brake Rotor

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Estimated availability is 20th Mar 2021

Along with their R8000 line Shimano has released a new disc brake rotor, focused on minimizing heat generated by braking friction.

The rotors are available in both 140mm and 160mm sizes, and are constructed with a center lock ring.

  • Better heat dispersion than current road disc systems
  • New construction provides better heat management than current ICE TECHNOLOGIES FREEZA
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